{

                            itemId: 'excel',

                            text: '导出',

                            iconCls: 'btnExportExcel',

                            disabled: false,

                            handler: function () {

                                //判断数据状态

                                if (tempDate.length == 0) {

                                    var alertbox = Ext.widget('messagebox', { shadow: false });

                                    alertbox.show({

                                        title: '提示',

                                        msg: '结果数据为空！请先进行数据统计分析操作！',

                                        buttons: Ext.Msg.OK,

                                        buttonAlign: 'center',

                                        icon: Ext.Msg.WARNING

                                    });

                                    return;

                                }

                                //预处理tempDate

                                var tempD = [];

                                var buildArr = function (guidspacequery, objtype, layername, pointAlt, wEll) {

                                    this.标识 = guidspacequery;

                                    this.类型 = objtype;

                                    this.所属管类 = layername;

                                    this.点高程 = pointAlt;

                                    this.点类型 = wEll;

                                }

                                for (var i = 0; i < tempDate.length; i++) {

                                    var temp = new buildArr(tempDate[i].guidspacequery, tempDate[i].objtype, tempDate[i].layername, tempDate[i].pointAlt, tempDate[i].wEll);

                                    tempD.push(temp);

                                }

                                //获取gridpanel数据，json为字符串

                                var jsonData = Ext.encode(tempD);

                                var titleData = me.title;

                                //判断浏览器类型是否为IE

                                if (Ext.isIE) {

                                    //创建‘frmDummy’

                                    if (!Ext.fly('frmDummy')) {

                                        var frm = document.createElement('form');

                                        frm.id = 'frmDummy';

                                        frm.name = "excelid";

                                        frm.className = 'x-hidden';

                                        document.body.appendChild(frm);

                                    }

                                    //传送数据到后台处理成excel

                                    Ext.Ajax.request({

                                        url: 'NetCode/GridToExcel.ashx',

                                        method: 'POST',

                                        form: Ext.fly('frmDummy'),

                                        callback: function (o, s, r) {

                                        },

                                        isUpload: true,

                                        params: { excelContent: jsonData, excelTitle: titleData }

                                    });

                                } else {

                                    var alertbox = Ext.widget('messagebox', { shadow: false });

                                    alertbox.show({

                                        title: '提示',

                                        msg: '请使用IE浏览器！',

                                        buttons: Ext.Msg.OK,

                                        buttonAlign: 'center',

                                        icon: Ext.Msg.WARNING

                                    });

                                    return;

                                }

                            }

                        }